<?php
if (!defined('ADODB_DIR')) die();
class perf_informix extends adodb_perf{
	var $createTableSQL = "CREATE TABLE adodb_logsql (
		created datetime year to second NOT NULL,
		sql0 varchar(250) NOT NULL,
		sql1 varchar(255) NOT NULL,
		params varchar(255) NOT NULL,
		tracer varchar(255) NOT NULL,
		timer decimal(16,6) NOT NULL
	)";
	
	var $tablesSQL = "select a.tabname tablename, ti_nptotal*2 size_in_k, ti_nextns extents, ti_nrows records from systables c, sysmaster:systabnames a, sysmaster:systabinfo b where c.tabname not matches 'sys*' and c.partnum = a.partnum and c.partnum = b.ti_partnum";
	
	var $settings = array(
	'Ratios',
		'data cache hit ratio' => array('RATIOH',
		"select round((1-(wt.value / (rd.value + wr.value)))*100,2)
		from sysmaster:sysprofile wr, sysmaster:sysprofile rd, sysmaster:sysprofile wt
		where rd.name = 'pagreads' and
		wr.name = 'pagwrites' and
		wt.name = 'buffwts'",
		'=WarnCacheRatio'),
	'IO',
		'data reads' => array('IO',
		"select value from sysmaster:sysprofile where name='pagreads'",
		'Page reads'),
		
		'data writes' => array('IO',
		"select value from sysmaster:sysprofile where name='pagwrites'",
		'Page writes'),
	
	'Connections',
		'current connections' => array('SESS',
		'select count(*) from sysmaster:syssessions',
		'Number of sessions'),
	
	false
	
	);
	
	function perf_informix(&$conn)
	{
		$this->conn = $conn;
	}

}
?>
